Elliptic curves
From JSXGraph Wiki
Any elliptic curve can be written as a plane algebraic curve defined by an equation of the form [math]\displaystyle{ y^2=x^3+ax+b\, }[/math]
Any elliptic curve can be written as a plane algebraic curve defined by an equation of the form [math]\displaystyle{ y^2=x^3+ax+b\, }[/math]